Kanae Hisami defeated Chinami Ogi 7-5 3-6 6-1 in the Hyogo 10K round of 16 on carpet. The upset overturned the form book — Chinami Ogi came in leading the head-to-head 1–0. Kanae Hisami claimed a first win over Chinami Ogi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-05-09 | Kurume 50K | Q32 | grass | Chinami Ogi | 2-6 6-4 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.